'''Fernando Pérez''' is a physicist, software developer, and [[free software]] advocate. He is best known as the creator of the [[IPython]] programming environment,<ref name="Nature 2014a"/><ref name="Nature 2014b"/><ref name="infoworld interview"/><ref name="i programmer"/><ref name="moore foundation announcement"/><ref name="campus tech"/> for which he received the 2012 [[Free Software Award]] from the [[Free Software Foundation]].<ref name="FSF"/><ref name="UCB FSF"/><ref name="heise FSF"/> He is a fellow of the [[Python Software Foundation]],<ref name="PSF fellows"/> and a founding member of the [[NumFOCUS]] organization.<ref name="BIDS_people"/><ref name="NumFOCUS members"/>